120103112 has 16 divisors (see below), whose sum is σ = 226163340. Its totient is φ = 59792896.

The previous prime is 120103111. The next prime is 120103129. The reversal of 120103112 is 211301021.

It can be written as a sum of positive squares in 2 ways, for example, as 116079076 + 4024036 = 10774^2 + 2006^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120103093 and 120103102.

It is not an unprimeable number, because it can be changed into a prime (120103111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30353 + ... + 34080.

Almost surely, 2^120103112 is an apocalyptic number.

It is an amenable number.

120103112 is a deficient number, since it is larger than the sum of its proper divisors (106060228).

120103112 is a wasteful number, since it uses less digits than its factorization.

120103112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64672 (or 64668 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 120103112 is about 10959.1565368873. The cubic root of 120103112 is about 493.3836500095.

Adding to 120103112 its reverse (211301021), we get a palindrome (331404133).

The spelling of 120103112 in words is "one hundred twenty million, one hundred three thousand, one hundred twelve".